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Port 8033 (mindprint)

IANA assigns port 8033 to mindprint: MindPrint.

Registered (user) port, 1024-49151 TCPUDP

IANA assignment

Service nameProtoDescriptionAssigneeReference
mindprint TCP MindPrint Larry Tusoni -
mindprint UDP MindPrint Larry Tusoni -

Check what is listening on port 8033

Linux: is anything listening on TCP 8033?
sudo ss -tlnp 'sport = :8033'
Linux: UDP 8033
sudo ss -ulnp 'sport = :8033'
Linux / macOS: which process owns the port
sudo lsof -nP -i :8033
Older Linux / BSD (net-tools)
sudo netstat -tlnp | grep ':8033 '
Windows (Command Prompt)
netstat -ano | findstr :8033
Windows (PowerShell)
Get-NetTCPConnection -LocalPort 8033 -State Listen | Select LocalAddress,OwningProcess

Test it from outside

From another machine
nc -vz -w 5 HOST 8033
From Windows
Test-NetConnection HOST -Port 8033
UDP probe (no reply does not prove it is closed)
nc -vzu -w 5 HOST 8033

Block port 8033 in the firewall

ufw
sudo ufw deny 8033/tcp
iptables
sudo iptables -A INPUT -p tcp --dport 8033 -j DROP
nftables
sudo nft add rule inet filter input tcp dport 8033 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block TCP 8033' -Direction Inbound -Protocol TCP -LocalPort 8033 -Action Block
ufw
sudo ufw deny 8033/udp
iptables
sudo iptables -A INPUT -p udp --dport 8033 -j DROP
nftables
sudo nft add rule inet filter input udp dport 8033 drop
Windows Firewall
New-NetFirewallRule -DisplayName 'Block UDP 8033' -Direction Inbound -Protocol UDP -LocalPort 8033 -Action Block

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Assignment data: IANA port number registry (public domain), retrieved 2026-11-10.